package net.minecraft.util.datafix.schemas; import com.mojang.datafixers.DSL; import com.mojang.datafixers.schemas.Schema; import com.mojang.datafixers.types.templates.TypeTemplate; import java.util.Map; import java.util.function.Supplier; import net.minecraft.util.datafix.fixes.References; public class V1451_2 extends NamespacedSchema { public V1451_2(int p_17436_, Schema p_17437_) { super(p_17436_, p_17437_); } @Override public Map> registerBlockEntities(Schema p_17442_) { Map> map = super.registerBlockEntities(p_17442_); p_17442_.register(map, "minecraft:piston", p_17440_ -> DSL.optionalFields("blockState", References.BLOCK_STATE.in(p_17442_))); return map; } }